Class Simulation

• Defined in File Simulation.h

Inheritance Relationships

Base Type

• public ParameterObject

Class Documentation

class SPH::Simulation : public ParameterObject

Class to manage the current simulation time and the time step size. This class is a singleton.

Public Types

typedef PrecomputedKernel<CubicKernel, 10000> PrecomputedCubicKernel

Public Functions

Simulation()

Simulation(const Simulation&) = delete

Simulation &operator=(const Simulation&) = delete

~Simulation()

void init(const Real particleRadius, const bool sim2D)

void reset()

void addFluidModel(const std::string &id, const unsigned int nFluidParticles, Vector3r *fluidParticles, Vector3r *fluidVelocities, const unsigned int nMaxEmitterParticles)

FluidModel *getFluidModel(const unsigned int index)

FluidModel *getFluidModelFromPointSet(const unsigned int pointSetIndex)

const unsigned int numberOfFluidModels() const

void addBoundaryModel(BoundaryModel *bm)

BoundaryModel *getBoundaryModel(const unsigned int index)

BoundaryModel *getBoundaryModelFromPointSet(const unsigned int pointSetIndex)

const unsigned int numberOfBoundaryModels() const

void updateBoundaryVolume()

AnimationFieldSystem *getAnimationFieldSystem()

BoundaryHandlingMethods getBoundaryHandlingMethod() const

void setBoundaryHandlingMethod(BoundaryHandlingMethods val)

int getKernel() const

void setKernel(int val)

int getGradKernel() const

void setGradKernel(int val)

FORCE_INLINE Real W_zero () const

FORCE_INLINE Real W (const Vector3r &r) const

FORCE_INLINE Vector3r gradW (const Vector3r &r)

int getSimulationMethod() const

void setSimulationMethod(const int val)

void setSimulationMethodChangedCallback(std::function<void()> const &callBackFct)

TimeStep *getTimeStep()

bool is2DSimulation()

bool zSortEnabled()

void setParticleRadius(Real val)

Real getParticleRadius() const

Real getSupportRadius() const

void updateTimeStepSize()

Update time step size depending on the chosen method.

void updateTimeStepSizeCFL()

Update time step size by CFL condition.

void performNeighborhoodSearch()

Perform the neighborhood search for all fluid particles.

void performNeighborhoodSearchSort()

void computeNonPressureForces()

void animateParticles()

void emitParticles()

void emittedParticles(FluidModel *model, const unsigned int startIndex)

NeighborhoodSearch *getNeighborhoodSearch()

void saveState(BinaryFileWriter &binWriter)

void loadState(BinaryFileReader &binReader)

FORCE_INLINE unsigned int numberOfPointSets () const

FORCE_INLINE unsigned int numberOfNeighbors (const unsigned int pointSetIndex, const unsigned int neighborPointSetIndex, const unsigned int index) const

FORCE_INLINE unsigned int getNeighbor (const unsigned int pointSetIndex, const unsigned int neighborPointSetIndex, const unsigned int index, const unsigned int k) const

FORCE_INLINE const unsigned int * getNeighborList (const unsigned int pointSetIndex, const unsigned int neighborPointSetIndex, const unsigned int index) const

Public Static Functions

Simulation *getCurrent()

void setCurrent(Simulation *tm)

bool hasCurrent()

Public Static Attributes

int SIM_2D = -1

int PARTICLE_RADIUS = -1

int GRAVITATION = -1

int CFL_METHOD = -1

int CFL_FACTOR = -1

int CFL_MIN_TIMESTEPSIZE = -1

int CFL_MAX_TIMESTEPSIZE = -1

int ENABLE_Z_SORT = -1

int KERNEL_METHOD = -1

int GRAD_KERNEL_METHOD = -1

int ENUM_KERNEL_CUBIC = -1

int ENUM_KERNEL_WENDLANDQUINTICC2 = -1

int ENUM_KERNEL_POLY6 = -1

int ENUM_KERNEL_SPIKY = -1

int ENUM_KERNEL_PRECOMPUTED_CUBIC = -1

int ENUM_KERNEL_CUBIC_2D = -1

int ENUM_KERNEL_WENDLANDQUINTICC2_2D = -1

int ENUM_GRADKERNEL_CUBIC = -1

int ENUM_GRADKERNEL_WENDLANDQUINTICC2 = -1

int ENUM_GRADKERNEL_POLY6 = -1

int ENUM_GRADKERNEL_SPIKY = -1

int ENUM_GRADKERNEL_PRECOMPUTED_CUBIC = -1

int ENUM_GRADKERNEL_CUBIC_2D = -1

int ENUM_GRADKERNEL_WENDLANDQUINTICC2_2D = -1

int SIMULATION_METHOD = -1

int ENUM_CFL_NONE = -1

int ENUM_CFL_STANDARD = -1

int ENUM_CFL_ITER = -1

int ENUM_SIMULATION_WCSPH = -1

int ENUM_SIMULATION_PCISPH = -1

int ENUM_SIMULATION_PBF = -1

int ENUM_SIMULATION_IISPH = -1

int ENUM_SIMULATION_DFSPH = -1

int ENUM_SIMULATION_PF = -1

int BOUNDARY_HANDLING_METHOD = -1

int ENUM_AKINCI2012 = -1

int ENUM_KOSCHIER2017 = -1

int ENUM_BENDER2019 = -1

Protected Functions

void initParameters()

Protected Attributes

std::vector<FluidModel*> m_fluidModels

std::vector<BoundaryModel*> m_boundaryModels

NeighborhoodSearch *m_neighborhoodSearch

AnimationFieldSystem *m_animationFieldSystem

int m_cflMethod

Real m_cflFactor

Real m_cflMinTimeStepSize

Real m_cflMaxTimeStepSize

int m_kernelMethod

int m_gradKernelMethod

Real m_W_zero

Real (*m_kernelFct)(const Vector3r&)

Vector3r (*m_gradKernelFct)(const Vector3r &r)

SimulationMethods m_simulationMethod

TimeStep *m_timeStep

Vector3r m_gravitation

Real m_particleRadius

Real m_supportRadius

bool m_sim2D

bool m_enableZSort

std::function<void()> m_simulationMethodChanged

int m_boundaryHandlingMethod